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Topic
Activities
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Ecosystems: Explain how water, carbon, and nitrogen cycle between biotic and abiotic in an ecosystem, and how oxygen cycles between photosynthesis and cellular respiration.
Notes on ecosystem, biotic and abiotic elements, as well as on the cycle of oxygen through an ecosystem.

Matter Cycles: Explain how water, carbon, and nitrogen cycle between biotic and abiotic in an ecosystem, and how oxygen cycles between photosynthesis and cellular respiration.
Students prepare homework on the carbon, nitrogen, and water cycles.

Ecological Relationships: Distinguish between five ecological relationships, including three types of symbiotic relationships.
Notes and practice with five ecological relationships, including three symbiotic relationships.

Review: Populations, food webs, matter cycles, ecological relationships
Review for test.

Test
Test day